<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>幸福指标</title>
</head>
<body>

<div>
    <center>
        <h1>幸福指标o(*￣▽￣*)ブ</h1>
        <form action="/bmi" method="post">
            <table border="1">
                <tr>
                    <td>体重(kg)</td>
                    <td><input name="weight" type="number" placeholder="体重"></td>
                </tr>
                <tr>
                    <td>身高(m)</td>
                    <td><input name="height" type="number" step="0.01" placeholder="身高"></td>
                </tr>
                <tr>
                    <td colspan="2" align="center">
                        <input type="submit" value="计算">
                    </td>
                </tr>
            </table>
        </form>
    </center>
</div>

</body>
</html>